It is available here:
http://www.itsdiff.com/Kannada.html
Look in the program of Nov 7th 2007.
Alternately, you can also listen it here:
part 1: http://boomp3.com/m/491bf533ef33
part 2: http://boomp3.com/m/f65c323be2de
gamaki: Smt Vasantalakshmi
vyAkhyAna : Sri Ramachandra Sharma Tyagali
I posted it as a new topic, so that interested people can find it easy to locate.
-Ramakriya